<template>
    <div class="home-container">
        <el-row :gutter="15" class="home-card-one mb15">
            <el-col
                :xs="24"
                :sm="12"
                :md="12"
                :lg="6"
                :xl="6"
                v-for="(v, k) in homeOne"
                :key="k"
                :class="{ 'home-media home-media-lg': k > 1, 'home-media-sm': k === 1 }"
            >
                <div class="home-card-item flex">
                    <div class="flex-margin flex w100" :class="` home-one-animation${k}`">
                        <div class="flex-auto">
                            <span class="font30">{{ v.num1 }}</span>
                            <span class="ml5 font16" :style="{ color: v.color1 }">
                                {{ v.num2 }}%
                            </span>
                            <div class="mt10">{{ v.num3 }}</div>
                        </div>
                        <div
                            class="home-card-item-icon flex"
                            :style="{ background: `var(${v.color2})` }"
                        >
                            <i
                                class="flex-margin font32"
                                :class="v.num4"
                                :style="{ color: `var(${v.color3})` }"
                            ></i>
                        </div>
                    </div>
                </div>
            </el-col>
        </el-row>
        <el-row :gutter="15" class="home-card-two mb15">
            <el-col :xs="24" :sm="14" :md="14" :lg="16" :xl="16">
                <div class="home-card-item">
                    <div style="height: 100%" ref="homeLineRef"></div>
                </div>
            </el-col>
            <el-col :xs="24" :sm="10" :md="10" :lg="8" :xl="8" class="home-media">
                <div class="home-card-item">
                    <div style="height: 100%" ref="homePieRef"></div>
                </div>
            </el-col>
        </el-row>
        <el-row :gutter="15" class="home-card-three">
            <el-col :xs="24" :sm="10" :md="10" :lg="8" :xl="8">
                <div class="home-card-item">
                    <div class="home-card-item-title">DIY可视化快捷入口</div>
                    <div class="home-monitor">
                        <div class="flex-warp">
                            <div class="flex-warp-item" v-for="(v, k) in homeThree" :key="k">
                                <a
                                    :href="v.value"
                                    target="_blank"
                                    class="flex-warp-item-box"
                                    :class="`home-animation${k}`"
                                >
                                    <div class="flex-margin">
                                        <i :class="v.icon" :style="{ color: v.iconColor }"></i>
                                        <span class="pl5">{{ v.label }}</span>
                                    </div>
                                </a>
                            </div>
                        </div>
                    </div>
                </div>
            </el-col>
            <el-col :xs="24" :sm="14" :md="14" :lg="16" :xl="16" class="home-media">
                <div class="home-card-item">
                    <div style="height: 100%" ref="homeBarRef"></div>
                </div>
            </el-col>
        </el-row>
    </div>
</template>

<script>
    import {
        toRefs,
        reactive,
        defineComponent,
        onMounted,
        ref,
        nextTick,
        onActivated
    } from 'vue';
    import * as echarts from 'echarts';

    let global = {
        homeChartOne: null,
        homeChartTwo: null,
        homeCharThree: null,
        dispose: [null, '', undefined]
    };

    export default defineComponent({
        name: 'home',
        setup() {
            const homeLineRef = ref();
            const homePieRef = ref();
            const homeBarRef = ref();
            const state = reactive({
                homeOne: [
                    {
                        num1: '125,12',
                        num2: '-12.32',
                        num3: '订单统计信息',
                        num4: 'fa fa-meetup',
                        color1: '#FF6462',
                        color2: '--next-color-primary-lighter',
                        color3: '--el-color-primary'
                    },
                    {
                        num1: '653,33',
                        num2: '+42.32',
                        num3: '月度计划信息',
                        num4: 'iconfont icon-ditu',
                        color1: '#6690F9',
                        color2: '--next-color-success-lighter',
                        color3: '--el-color-success'
                    },
                    {
                        num1: '125,65',
                        num2: '+17.32',
                        num3: '年度计划信息',
                        num4: 'iconfont icon-zaosheng',
                        color1: '#6690F9',
                        color2: '--next-color-warning-lighter',
                        color3: '--el-color-warning'
                    },
                    {
                        num1: '520,43',
                        num2: '-10.01',
                        num3: '访问统计信息',
                        num4: 'fa fa-github-alt',
                        color1: '#FF6462',
                        color2: '--next-color-danger-lighter',
                        color3: '--el-color-danger'
                    }
                ],
                homeThree: [
                    {
                        icon: 'iconfont icon-zaosheng',
                        label: 'DIY可视化官网',
                        value: 'https://www.diygw.com',
                        iconColor: '#F72B3F'
                    },
                    {
                        icon: 'iconfont icon-zaosheng',
                        label: '开源地址',
                        value: 'https://gitee.com/diygw/RuoYi-Diygw',
                        iconColor: '#91BFF8'
                    },
                    {
                        icon: 'iconfont icon-zaosheng',
                        label: 'QQ交流群',
                        value: 'https://jq.qq.com/?_wv=1027&k=96zuMno0',
                        iconColor: '#91BFF8'
                    },
                    {
                        icon: 'iconfont icon-zaosheng',
                        label: '视频教程',
                        value: 'https://space.bilibili.com/1811782699',
                        iconColor: '#91BFF8'
                    }
                ],
                myCharts: [],
                charts: {
                    theme: '',
                    bgColor: '',
                    color: '#303133'
                }
            });
            // 折线图
            const initLineChart = () => {
                if (!global.dispose.some(b => b === global.homeChartOne))
                    global.homeChartOne.dispose();
                global.homeChartOne = echarts.init(homeLineRef.value, state.charts.theme);
                const option = {
                    backgroundColor: state.charts.bgColor,
                    title: {
                        text: '政策补贴额度',
                        x: 'left',
                        textStyle: { fontSize: '15', color: state.charts.color }
                    },
                    grid: { top: 70, right: 20, bottom: 30, left: 30 },
                    tooltip: { trigger: 'axis' },
                    legend: { data: ['预购队列', '最新成交价'], right: 0 },
                    xAxis: {
                        data: [
                            '1月',
                            '2月',
                            '3月',
                            '4月',
                            '5月',
                            '6月',
                            '7月',
                            '8月',
                            '9月',
                            '10月',
                            '11月',
                            '12月'
                        ]
                    },
                    yAxis: [
                        {
                            type: 'value',
                            name: '价格',
                            splitLine: {
                                show: true,
                                lineStyle: { type: 'dashed', color: '#f5f5f5' }
                            }
                        }
                    ],
                    series: [
                        {
                            name: '预购队列',
                            type: 'line',
                            symbolSize: 6,
                            symbol: 'circle',
                            smooth: true,
                            data: [
                                0, 41.1, 30.4, 65.1, 53.3, 53.3, 53.3, 41.1, 30.4, 65.1, 53.3,
                                10
                            ],
                            lineStyle: { color: '#fe9a8b' },
                            itemStyle: { color: '#fe9a8b', borderColor: '#fe9a8b' },
                            areaStyle: {
                                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [
                                    { offset: 0, color: '#fe9a8bb3' },
                                    { offset: 1, color: '#fe9a8b03' }
                                ])
                            }
                        },
                        {
                            name: '最新成交价',
                            type: 'line',
                            symbolSize: 6,
                            symbol: 'circle',
                            smooth: true,
                            data: [
                                0, 24.1, 7.2, 15.5, 42.4, 42.4, 42.4, 24.1, 7.2, 15.5, 42.4, 0
                            ],
                            lineStyle: { color: '#9E87FF' },
                            itemStyle: { color: '#9E87FF', borderColor: '#9E87FF' },
                            areaStyle: {
                                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [
                                    { offset: 0, color: '#9E87FFb3' },
                                    { offset: 1, color: '#9E87FF03' }
                                ])
                            },
                            emphasis: {
                                itemStyle: {
                                    color: {
                                        type: 'radial',
                                        x: 0.5,
                                        y: 0.5,
                                        r: 0.5,
                                        colorStops: [
                                            { offset: 0, color: '#9E87FF' },
                                            { offset: 0.4, color: '#9E87FF' },
                                            { offset: 0.5, color: '#fff' },
                                            { offset: 0.7, color: '#fff' },
                                            { offset: 0.8, color: '#fff' },
                                            { offset: 1, color: '#fff' }
                                        ]
                                    },
                                    borderColor: '#9E87FF',
                                    borderWidth: 2
                                }
                            }
                        }
                    ]
                };
                global.homeChartOne.setOption(option);
                state.myCharts.push(global.homeChartOne);
            };
            // 饼图
            const initPieChart = () => {
                if (!global.dispose.some(b => b === global.homeChartTwo))
                    global.homeChartTwo.dispose();
                global.homeChartTwo = echarts.init(homePieRef.value, state.charts.theme);
                var getname = [
                    '房屋及结构物',
                    '专用设备',
                    '通用设备',
                    '文物和陈列品',
                    '图书、档案'
                ];
                var getvalue = [34.2, 38.87, 17.88, 9.05, 2.05];
                var data = [];
                for (var i = 0; i < getname.length; i++) {
                    data.push({ name: getname[i], value: getvalue[i] });
                }
                const colorList = ['#51A3FC', '#36C78B', '#FEC279', '#968AF5', '#E790E8'];
                const option = {
                    backgroundColor: state.charts.bgColor,
                    title: {
                        text: '房屋建筑工程',
                        x: 'left',
                        textStyle: { fontSize: '15', color: state.charts.color }
                    },
                    tooltip: { trigger: 'item', formatter: '{b} <br/> {c}%' },
                    graphic: {
                        elements: [
                            {
                                type: 'image',
                                z: -1,
                                style: {
                                    image: '',
                                    width: 230,
                                    height: 230
                                },
                                left: '16.5%',
                                top: 'center'
                            }
                        ]
                    },
                    legend: {
                        type: 'scroll',
                        orient: 'vertical',
                        right: '0%',
                        left: '65%',
                        top: 'center',
                        itemWidth: 14,
                        itemHeight: 14,
                        data: getname,
                        textStyle: {
                            rich: {
                                name: {
                                    fontSize: 14,
                                    fontWeight: 400,
                                    width: 200,
                                    height: 35,
                                    padding: [0, 0, 0, 60],
                                    color: state.charts.color
                                },
                                rate: {
                                    fontSize: 15,
                                    fontWeight: 500,
                                    height: 35,
                                    width: 40,
                                    padding: [0, 0, 0, 30],
                                    color: state.charts.color
                                }
                            }
                        }
                    },
                    series: [
                        {
                            type: 'pie',
                            radius: ['82', '102'],
                            center: ['32%', '50%'],
                            itemStyle: {
                                color: function (params) {
                                    return colorList[params.dataIndex];
                                }
                            },
                            label: { show: false },
                            labelLine: { show: false },
                            data: data
                        }
                    ]
                };
                global.homeChartTwo.setOption(option);
                state.myCharts.push(global.homeChartTwo);
            };
            // 柱状图
            const initBarChart = () => {
                if (!global.dispose.some(b => b === global.homeCharThree))
                    global.homeCharThree.dispose();
                global.homeCharThree = echarts.init(homeBarRef.value, state.charts.theme);
                const option = {
                    backgroundColor: state.charts.bgColor,
                    title: {
                        text: '地热开发利用',
                        x: 'left',
                        textStyle: { fontSize: '15', color: state.charts.color }
                    },
                    tooltip: { trigger: 'axis' },
                    legend: { data: ['供温', '回温', '压力值(Mpa)'], right: 0 },
                    grid: { top: 70, right: 80, bottom: 30, left: 80 },
                    xAxis: [
                        {
                            type: 'category',
                            data: ['1km', '2km', '3km', '4km', '5km', '6km'],
                            boundaryGap: true,
                            axisTick: { show: false }
                        }
                    ],
                    yAxis: [
                        {
                            name: '供回温度(℃）',
                            nameLocation: 'middle',
                            nameTextStyle: { padding: [3, 4, 50, 6] },
                            splitLine: {
                                show: true,
                                lineStyle: { type: 'dashed', color: '#f5f5f5' }
                            },
                            axisLine: { show: false },
                            axisTick: { show: false },
                            axisLabel: { color: state.charts.color, formatter: '{value} ' }
                        },
                        {
                            name: '压力值(Mpa)',
                            nameLocation: 'middle',
                            nameTextStyle: { padding: [50, 4, 5, 6] },
                            splitLine: { show: false },
                            axisLine: { show: false },
                            axisTick: { show: false },
                            axisLabel: { color: state.charts.color, formatter: '{value} ' }
                        }
                    ],
                    series: [
                        {
                            name: '供温',
                            type: 'line',
                            smooth: true,
                            showSymbol: true,
                            // 矢量画五角星
                            symbol: 'path://M150 0 L80 175 L250 75 L50 75 L220 175 Z',
                            symbolSize: 12,
                            yAxisIndex: 0,
                            areaStyle: {
                                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [
                                    { offset: 0, color: 'rgba(250,180,101,0.3)' },
                                    { offset: 1, color: 'rgba(250,180,101,0)' }
                                ]),
                                shadowColor: 'rgba(250,180,101,0.2)',
                                shadowBlur: 20
                            },
                            itemStyle: { color: '#FF8000' },
                            // data中可以使用对象，value代表相应的值，另外可加入自定义的属性
                            data: [
                                { value: 1, stationName: 's1' },
                                { value: 3, stationName: 's2' },
                                { value: 4, stationName: 's3' },
                                { value: 9, stationName: 's4' },
                                { value: 3, stationName: 's5' },
                                { value: 2, stationName: 's6' }
                            ]
                        },
                        {
                            name: '回温',
                            type: 'line',
                            smooth: true,
                            showSymbol: true,
                            symbol: 'emptyCircle',
                            symbolSize: 12,
                            yAxisIndex: 0,
                            areaStyle: {
                                color: new echarts.graphic.LinearGradient(
                                    0,
                                    0,
                                    0,
                                    1,
                                    [
                                        { offset: 0, color: 'rgba(199, 237, 250,0.5)' },
                                        { offset: 1, color: 'rgba(199, 237, 250,0.2)' }
                                    ],
                                    false
                                )
                            },
                            itemStyle: {
                                color: '#3bbc86'
                            },
                            data: [
                                { value: 31, stationName: 's1' },
                                { value: 36, stationName: 's2' },
                                { value: 54, stationName: 's3' },
                                { value: 24, stationName: 's4' },
                                { value: 73, stationName: 's5' },
                                { value: 22, stationName: 's6' }
                            ]
                        },
                        {
                            name: '压力值(Mpa)',
                            type: 'bar',
                            barWidth: 30,
                            yAxisIndex: 1,
                            itemStyle: {
                                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [
                                    { offset: 0, color: 'rgba(108,80,243,0.3)' },
                                    { offset: 1, color: 'rgba(108,80,243,0)' }
                                ]),
                                //柱状图圆角
                                borderRadius: [30, 30, 0, 0]
                            },
                            data: [
                                { value: 11, stationName: 's1' },
                                { value: 34, stationName: 's2' },
                                { value: 54, stationName: 's3' },
                                { value: 39, stationName: 's4' },
                                { value: 63, stationName: 's5' },
                                { value: 24, stationName: 's6' }
                            ]
                        }
                    ]
                };
                global.homeCharThree.setOption(option);
                state.myCharts.push(global.homeCharThree);
            };
            // 批量设置 echarts resize
            const initEchartsResizeFun = () => {
                nextTick(() => {
                    for (let i = 0; i < state.myCharts.length; i++) {
                        setTimeout(() => {
                            state.myCharts[i].resize();
                        }, i * 1000);
                    }
                });
            };
            // 批量设置 echarts resize
            const initEchartsResize = () => {
                window.addEventListener('resize', initEchartsResizeFun);
            };
            // 页面加载时
            onMounted(() => {
                initEchartsResize();
                // 监听 vuex 中是否开启深色主题
                nextTick(() => {
                    let isIsDark = false;
                    state.charts.theme = isIsDark ? 'dark' : '';
                    state.charts.bgColor = isIsDark ? 'transparent' : '';
                    state.charts.color = isIsDark ? '#dadada' : '#303133';
                    setTimeout(() => {
                        initLineChart();
                    }, 500);
                    setTimeout(() => {
                        initPieChart();
                    }, 700);
                    setTimeout(() => {
                        initBarChart();
                    }, 1000);
                });
            });
            // 由于页面缓存原因，keep-alive
            onActivated(() => {
                initEchartsResizeFun();
            });

            return {
                homeLineRef,
                homePieRef,
                homeBarRef,
                ...toRefs(state)
            };
        }
    });
</script>

<style scoped lang="scss">
    $homeNavLengh: 8;
    .flex-auto {
        flex: 1;
        overflow: hidden;
    }
    @keyframes error-num {
        0% {
            transform: translateY(60px);
            opacity: 0;
        }
        100% {
            transform: translateY(0);
            opacity: 1;
        }
    }
    .home-container {
        overflow: hidden;
        .home-card-one,
        .home-card-two,
        .home-card-three {
            .home-card-item {
                width: 100%;
                height: 130px;
                border-radius: 4px;
                transition: all ease 0.3s;
                padding: 20px;
                overflow: hidden;
                color: var(--el-text-color-primary);
                border: 1px solid var(--next-border-color-light);
                &:hover {
                    box-shadow: 0 2px 12px var(--next-color-dark-hover);
                    transition: all ease 0.3s;
                }
                &-icon {
                    width: 70px;
                    height: 70px;
                    border-radius: 100%;
                    flex-shrink: 1;
                    i {
                        color: var(--el-text-color-placeholder);
                    }
                }
                &-title {
                    font-size: 15px;
                    font-weight: bold;
                    height: 30px;
                }
            }
        }
        .home-card-one {
            @for $i from 0 through 3 {
                .home-one-animation#{$i} {
                    opacity: 0;
                    animation-name: error-num;
                    animation-duration: 0.5s;
                    animation-fill-mode: forwards;
                    animation-delay: calc($i/10) + s;
                }
            }
        }
        .home-card-two,
        .home-card-three {
            .home-card-item {
                height: 400px;
                width: 100%;
                overflow: hidden;
                .home-monitor {
                    height: 100%;
                    .flex-warp-item {
                        width: 100%;
                        height: 60px;
                        display: flex;
                        justify-content: space-between;
                        flex-direction: column;
                        .flex-warp-item-box {
                            flex: 1;
                            margin: auto;
                            text-align: center;
                            color: var(--el-text-color-primary);
                            display: flex;
                            border-radius: 5px;
                            background: #f5f5ff;
                            cursor: pointer;
                            transition: all 0.3s ease;
                            &:hover {
                                background: var(--el-color-primary-light-9);
                                transition: all 0.3s ease;
                            }
                        }
                        @for $i from 0 through $homeNavLengh {
                            .home-animation#{$i} {
                                opacity: 0;
                                animation-name: error-num;
                                animation-duration: 0.5s;
                                animation-fill-mode: forwards;
                                animation-delay: calc($i/10) + s;
                            }
                        }
                    }
                }
            }
        }
    }
</style>
